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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992368560

1008Image EncodingUSTU PhysTech Cup 20003931337

1016Cube on the WalkUSU Local Contest. 19991699776

1022Genealogical TreeAutumn School Contest 20009651137

1033LabyrinthUral Championship 19995761229

1035Cross-stitchUral Championship 199910091293

1040Airline CompanyUSU Championship 20001329977

1045Funny GameUSU Local Contest. March 20002505514

1056Computer NetNEERC 2000 Central Subregional2429529

1065FrontierNEERC 20008741383

1069Prufer CodeUSU Personal Contest 20012262523

1072RoutingUSU Personal Contest 20012491475

1076Trash1784659

1077Travelling Tours1043408

1080Map ColoringWinter Mathematical Festival Varna 20014657252

1085MeetingSpring School Contest 20011981586

1096Get the Right Route Plate!USU Local Contest. March 20011624678

1099Work Scheduling8301194

1106Two TeamsTetrahedron Team Online Contest May 2001539979

1109ConferenceBulgarian Online Contest September 20011720248

1119MetroAutumn School Contest 2001556477

1124MosaicUSU Championship 20011383308

1128Partition into GroupsUSU Championship 20011007422

1129Door PaintingUSU Championship 2001931457

1136ParliamentNEERC 2001 Central Subregional4276100

1137Bus RoutesNEERC 2001 Central Subregional1426299

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011067399

1156Two RoundsUral Championship 2001. Round 21275335

1160NetworkNEERC 2001 Northern Subregional1393312

1162Currency ExchangeNEERC 2001 Northern Subregional917465

1176HyperchannelsUSU Personal Contest 20021168367

1182Team Them Up!NEERC 2001839509

1198Jobbery822546

1199Mouse1033576

1205By the Underground or by Foot?USU Local Contest. March 20021827235

1208Legendary Teams ContestUSU Local Contest. March 20022257191

1210Kind SpiritsAutumn School Contest 20022895150

1218Episode N-th: The Jedi TournamentUSU Championship 20021317329

1227Rally ChampionshipNEERC 2002 Central Subregional1381314

1237Evacuation PlanNEERC 2002459935

1242WerewolfUSU Personal Contest 20032036215

1250Sea BurialUSU Local Contest. March 2003610709

1254Die HardUSU Local Contest. March 2003672645

1270UnicubeUSU Championship 20031752400

1271Sailing DirectionsUSU Championship 2003854673

1272Non-Yekaterinburg SubwayUSU Championship 20032785159

1277Cops and ThievesNEERC 2003 Central Subregional557783

1280Topological SortingNEERC 2003 Central Subregional2937151

1281River BasinNEERC 2003 Central Subregional3121380

1291Gear-wheelsSpring School Contest 20041078410

1301Cube in LabyrinthUral Championship 1998592742

1314Chase in SubwayUral Championship 2004. Round 1864511

1315MDPAR and MIIARUral Championship 2004. Round 12171969

1320Graph DecompositionUral Championship 2004. Round 21419313

1323ClassmatesUral Championship 2004. Round 2538816

1325DirtUral Championship 2004. Round 2792557

1329Galactic HistoryAutumn School Contest 2004940474

1337BureaucracyAutumn School Contest 20042731590

1338AutomobilesUSU Championship 20042471759

1339BabiesUSU Championship 2004475932

1358CablesSpring School Contest 2005778574

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21942220

1367Top SecretUral Championship 2005. Round 21383060

1379Cups TransportationUral Championship 2005. Round 1606738

1392Dreaming of Stars585764

1399Economical Director2710919

1400Cellular CharactersAutumn School Contest 2005831540

1416ConfidentialUSU Championship 20051066421

1419Maps of the Island WorldsUSU Championship 20053231360

1421Credit OperationsTimus Top Coders: First Challenge791550

1434Buses in VasyukiUSU Personal Contest 20064131037

1441From the History of Gringotts BankUral Championship 20063341266

1447Portkey NetworkUral Championship 20064051049

1449Credit Operations 2Timus Top Coders: Second Challenge2951418

1450Russian PipelinesTimus Top Coders: Second Challenge1452296

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest675389

1487Chinese FootballUSU Championship 20063171265

1500Pass LicensesNEERC 2006 Eastern Subregional633640

1505Oil TransferNEERC 2006 Eastern Subregional1302937

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2841357

1533Fat HobbitsUSU Personal Contest 20073481110

1544Classmates 3Ural Championship 20073211185

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2151671

1569Networking the “Iset”USU Championship 20073501041

1575Yekaterinburg Subway 2Autumn School Contest 2007402908

1580Dean's DebtsAutumn School Contest 2007407897

1610CactusesUral Championship 20081851829

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest973203

1630TalismanUSU Championship 2008355924

1641DutiesAutumn School Contest 2008712465

1643Attack of the Dark FortressAutumn School Contest 2008724458

1651Shortest SubchainNEERC 2008 Eastern Subregional952348

1652Banking CrisisNEERC 2008 Eastern Subregional1222540

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1561991

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1871667

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest973013

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2961054

1709Penguin-AviaUral Championship 20092044156

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional552538

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest979296

1770The Party of Ural ChampionsUral Championship 20101741553

1806Mobile TelegraphsNEERC 2010 Eastern Subregional434603

1833Hopes of RowingUral Championship 2011962375

1837Isenbaev's NumberUral Championship 2011427159

1847ZamkadyePetrozavodsk Summer 2010. USU Contest474205

1882Old NokiaUral Regional School Programming Contest 2011842519

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional572406

1905Travel in TimeUral Championship 2012204968

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional233850

1930Ivan's CarUral Regional School Programming Contest 20121136180

1934Black SpotUral FU Championship 2012666303

1966Cycling RoadsUral FU Personal Contest 2013291620

1980Road to InvestorUral Championship 2013322552

1982Electrification PlanUral FU Championship 20131404125

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional203703

2017Best of a bad lotNEERC 2014 Eastern Subregional1381011

2030Awesome Backup SystemUral Regional School Programming Contest 2014347416

2034CaravansUral Regional School Programming Contest 2014538271

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest641986

2055Urban GeographyUral Championship 20151001220

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014781164